plugins/org.eclipse.epp.installer.launcher.native/src/log.c

#include "installOS.h"
#include "log.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

static FILE *file = NULL;
static _TCHAR* logMessage = _T_INSTALL("Log file created ");
static _TCHAR* timeSepatator = _T_INSTALL(" | ");
static _TCHAR* lineSepatator = _T_INSTALL("\n");
static _TCHAR* sectionSepatator = _T_INSTALL("################################################################################");
 	
/*
 * Create and open log file
 */
int createLog( _TCHAR* logfile )
{
	_TCHAR buffer[50];
	_TCHAR datetime[30];
	time_t ltime = time(NULL);
	_tcsftime(datetime,sizeof(datetime),_T_INSTALL("%m/%d/%Y"),localtime( &ltime ));
	file = _tfopen(logfile, _T_INSTALL("wt"));
	if (file == NULL) return -1;
	_tcscpy(buffer,logMessage);
	_tcscat(buffer,datetime);
	return writeLog(buffer) == 0 && writeLog(sectionSepatator) == 0 ? 0 : -1;
}

/*
 * Write string with time and newline to log file
 */
int writeLog( _TCHAR* string )
{
	_TCHAR datetime[30];
	time_t ltime = time(NULL);
	if ( file == NULL ) return -2;
	_tcsftime(datetime,sizeof(datetime),_T_INSTALL("%H:%M:%S"),localtime( &ltime ));
	if ( _fputts(datetime,file) < 0 )
		return -1;
	if ( _fputts(timeSepatator,file) < 0 )
		return -1;
	if ( _fputts(string,file) < 0 )
		return -1;
	if ( _fputts(lineSepatator,file) < 0 )
		return -1;
	return fflush(file);
}

/*
 * Close log file
 */
void closeLog()
{
	if ( file != NULL ) {
		fclose(file);
		file = NULL;
	}
}

/* Helpers */

void logFormatS( _TCHAR* format, _TCHAR* string )
{
	_TCHAR *buffer = malloc((_tcslen(format)+_tcslen(string))*sizeof(_TCHAR));
	_stprintf(buffer, format, string );
	writeLog(buffer);
	free(buffer);
}

void logFormatI( _TCHAR* format, int i )
{
	_TCHAR *buffer = malloc((_tcslen(format)+15)*sizeof(_TCHAR));
	_stprintf(buffer, format, i );
	writeLog(buffer);
	free(buffer);
}

/* EOF */